Ultimate list of cheatsheets for a SysAdmin

Oct 14, 2015 3:23:28 PM / by Servers Australia

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It is a truth universally acknowledged that there is a keyboard shortcut for everything. We’ve rounded up some of the best reference cards, cheatsheets and tutorials from command lines to file extensions, PowerShell to Subnet to ensure you’re never caught short again.

An A-Z of SysAdmin cheatsheets

.NET: https://dzone.com/refcardz/coredotnet

Access: https://www.masstechnology.com/media/4225/microsoft_access_cheatsheet.pdf

Apache: http://www.petefreitag.com/cheatsheets/apache/

Awk, Nawk, GNU Awk: http://www.catonmat.net/blog/awk-nawk-and-gawk-cheat-sheet/

Bash keyboard shortcuts: http://ss64.com/osx/syntax-bashkeyboard.html

BGP: http://packetlife.net/media/library/1/BGP.pdf

C#: http://thebuildingcoder.typepad.com/github/Gytaco/RevitAPI/Handouts/Cs_Cheat_Sheet_THE_CODING_GUYS_1_of_2.pdf 

C: http://claymore.engineer.gvsu.edu/~steriana/226/C.CheatSheet.pdf

C++: http://cs.fit.edu/~mmahoney/cse2050/how2cpp.html

Command lines: http://www.commandlinefu.com/commands/browse

Common ports: http://packetlife.net/media/library/23/common_ports.pdf

Computer hardware: http://geekologie.com/image.php?path=/2009/07/22/computer-hardware-2.jpg

CSS: http://www.cheatography.com/davechild/cheat-sheets/css2/

DOS commands: http://web.csulb.edu/~murdock/dosindex.html

Drupal 7: https://dzone.com/refcardz/getting-started-drupal 

EIGRP: http://packetlife.net/media/library/2/EIGRP.pdf

Excel: http://www.pcworld.com/article/2877236/excel-formulas-cheat-sheet-15-essential-tips-for-calculations-and-common-tasks.html

File extensions: http://whatis.techtarget.com/file-extension-list/A

First Hop Redundancy: http://packetlife.net/media/library/3/First_Hop_Redundancy.pdf

Flash: http://michaeldoyle.eu/blog/wp-content/uploads/2009/10/flash-cheat-sheet.pdf

GDB debugger: http://darkdust.net/files/GDB%20Cheat%20Sheet.pdf

Ghantoos Memo: http://ghantoos.org/memo/

Git: http://www.git-tower.com/blog/git-cheat-sheet/ 

Gmail: http://www.makeuseof.com/downloads/gmail-cheat-sheet.pdf

Gnome keyboard shortcuts: https://wiki.gnome.org/Design/OS/KeyboardShortcuts

Google search: https://support.google.com/websearch/answer/2466433?rd=1

htaccess: http://www.thejackol.com/htaccess-cheatsheet/

HTML4: http://www.cheatography.com/davechild/cheat-sheets/html4/

HTML5: http://websitesetup.org/html5-cheat-sheet/

IEEE 802.11 WLAN: http://packetlife.net/media/library/4/IEEE_802.11_WLAN.pdf

IEEE 802.1x: http://packetlife.net/media/library/5/IEEE_802.1X.pdf

IPsec: http://packetlife.net/media/library/6/IPsec.pdf

IPv4 Multicast: http://packetlife.net/media/library/7/IPv4_Multicast.pdf

IPv6: http://packetlife.net/media/library/8/IPv6.pdf

IS-IS: http://packetlife.net/media/library/9/IS-IS.pdf

JavaScript: http://www.cheat-sheets.org/sites/javascript.su/

Linux command line: http://www.tecmint.com/cheat-command-line-cheat-sheet-for-linux-users/

Linux Find command: http://foralllinux.blogspot.co.uk/2012/03/find-command-cheat-sheet.html

Linux keyboard shortcuts: https://www.linux.com/learn/tutorials/622258-best-linux-keyboard-shortcuts-

Firefox shortcuts: http://accessfirefox.org/Firefox_Keyboard_and_Mouse_Shortcuts.html

Linux/UNIX command list: https://www.sophos.com/en-us/support/knowledgebase/118879.aspx

Mac OS X shortcuts: http://osxdaily.com/2006/12/19/command-line-keyboard-shortcuts-for-mac-os-x/

Markdown: http://packetlife.net/media/library/16/Markdown.pdf

MediaWiki: http://www.cheat-sheets.org/saved-copy/Cheatsheet-mediawiki.pdf

mod_rewrite rules: http://www.cheatography.com/davechild/cheat-sheets/mod-rewrite/

MongoDB: https://blog.codecentric.de/files/2012/12/MongoDB-CheatSheet-v1_0.pdf

MySQL: http://cse.unl.edu/~sscott/ShowFiles/SQL/CheatSheet/SQLCheatSheet.html

Netcat: http://www.sans.org/security-resources/sec560/netcat_cheat_sheet_v1.pdf

Nmap: https://hackertarget.com/nmap-cheatsheet-a-quick-reference-guide/

Objective C: https://github.com/iwasrobbed/Objective-C-CheatSheet

OpenSSH: http://www.cheat-sheets.org/saved-copy/OpenSSH_quickref.pdf

OpenSSL: http://wiki.samat.org/CheatSheet/OpenSSL

Optical Carrier Levels (OCx): http://searchnetworking.techtarget.com/definition/Optical-Carrier-levels-OCx

Oracle DBA: http://cheatsheet4oracledba.blogspot.co.uk/

OSPF: http://packetlife.net/media/library/10/OSPF.pdf

Outlook: http://www.roberthalf.com/officeteam/blog/your-cheat-sheet-for-15-microsoft-outlook-shortcuts

Perl: http://juerd.nl/site.plp/perlcheat

Photoshop (2015): http://www.setupablogtoday.com/adobe-photoshop-keyboard-shortcuts/

PHP: http://www.blueshoes.org/en/developer/php_cheat_sheet

Physical terminations: http://packetlife.net/media/library/22/physical_terminations.pdf

Point-to-point protocol: http://packetlife.net/media/library/31/PPP.pdf

PostgreSQL: http://www.petefreitag.com/cheatsheets/postgresql/

PowerPoint: http://www.itbusinessedge.com/itdownloads/desktop-apps/microsoft-powerpoint-2013-cheat-sheet.html

PowerShell (basic): http://ramblingcookiemonster.github.io/images/Cheat-Sheets/powershell-basic-cheat-sheet2.pdf

PowerShell (competent): http://ramblingcookiemonster.github.io/images/Cheat-Sheets/powershell-cheat-sheet.pdf

PowerShell Active Directory: http://www.jonathanmedd.net/wp-content/uploads/2009/10/ADPowerShell_QuickReference.pdf

PowerShell modules: http://social.technet.microsoft.com/wiki/contents/articles/4308.popular-powershell-modules.aspx?Sort=MostRecent&PageIndex=1

Python: http://www.cogsci.rpi.edu/~destem/gamedev/python.pdf

RAID: https://www.aja.com/pdf/support/RAID_Cheat_Sheet.pdf  

Regex: http://www.rexegg.com/regex-quickstart.html

REST security: https://www.owasp.org/index.php/REST_Security_Cheat_Sheet

Reverse Shell: http://pentestmonkey.net/cheat-sheet/shells/reverse-shell-cheat-sheet

RGB Hex colour chart: http://www.cheatography.com/davechild/cheat-sheets/rgb-hex-colour-chart/

RIP: http://packetlife.net/media/library/35/RIP.pdf

rpm: http://www.cyberciti.biz/howto/question/linux/linux-rpm-cheat-sheet.php

Ruby: http://www.digilife.be/quickreferences/QRC/Ruby%20Language%20QuickRef.pdf

RubyOnRails: http://www.blainekendall.com/index.php/rubyonrailscheatsheet/

Scala: http://docs.scala-lang.org/cheatsheets/

Security (reverse-engineering malware): https://zeltser.com/reverse-malware-cheat-sheet/

Security incident survey: https://zeltser.com/security-incident-survey-cheat-sheet/

Sharepoint: http://www.customguide.com/cheat_sheets/sharepoint-2013-cheat-sheet.pdf

Spanning Tree: http://packetlife.net/media/library/11/Spanning_Tree.pdf

SQL Injection prevention: https://www.owasp.org/index.php/SQL_Injection_Prevention_Cheat_Sheet 

SQL Server: http://www.cheatography.com/davechild/cheat-sheets/sql-server/

SQL: http://www.sql-tutorial.net/sql-cheat-sheet.pdf

Subnet: http://www.aelius.com/njh/subnet_sheet.html  

Subversion: http://www.cheatography.com/davechild/cheat-sheets/subversion/

Symfony2: http://www.symfony2cheatsheet.com/

TCP/IP and tcpdump: http://www.sans.org/security-resources/tcpip.pdf

Terminal cheatsheet for Mac (basic): https://github.com/0nn0/terminal-mac-cheatsheet/wiki/Terminal-Cheatsheet-for-Mac-(-basics-)

Ubuntu: http://www.cheat-sheets.org/saved-copy/ubunturef.pdf

VI keyboard shortcuts: http://www.keyxl.com/aaab462/105/VIM-Text-Editor-keyboard-shortcuts.htm

VI3: http://www.vreference.com/vi3-card/

Vim commands: http://web.mit.edu/merolish/Public/vi-back.pdf

VLANs: http://packetlife.net/media/library/20/VLANs.pdf

Network Address Translation (NAT): http://packetlife.net/media/library/32/NAT.pdf

VOIP: http://packetlife.net/media/library/34/VOIP_Basics.pdf

Windows (error messages): http://searchenterprisedesktop.techtarget.com/definition/Error-messages-for-Windows-2000

Windows keyboard shortcuts: http://www.intelliadmin.com/index.php/2006/04/windows-keyboard-shortcuts-you-never-knew-existed/

Word: http://www.customguide.com/cheat_sheets/word-2013-cheat-sheet.pdf

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